Nov 28 21:53:49.880 INFO checking mowl-2.0.0 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 21:53:49.882 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-3/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 28 21:53:50.153 INFO [stdout] 896b427f709f4b8217f847f34e42e23ea195e7c9c5805bc03c81a7f8de631a12
Nov 28 21:53:50.158 INFO running `"docker" "start" "-a" "896b427f709f4b8217f847f34e42e23ea195e7c9c5805bc03c81a7f8de631a12"`
Nov 28 21:53:51.212 INFO [stderr] usermod: no changes
Nov 28 21:53:51.305 INFO [stderr]     Checking mowl v2.0.0 (/source)
Nov 28 21:53:53.076 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 21:53:53.076 INFO [stderr]    --> src/lib.rs:117:9
Nov 28 21:53:53.076 INFO [stderr]     |
Nov 28 21:53:53.076 INFO [stderr] 117 |         write!(t, "[{}] ", record.module_path().unwrap_or("?"));
Nov 28 21:53:53.076 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 21:53:53.076 INFO [stderr]     |
Nov 28 21:53:53.076 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 21:53:53.076 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 21:53:53.076 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 21:53:53.076 INFO [stderr] 
Nov 28 21:53:53.420 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 21:53:53.420 INFO [stderr]    --> src/lib.rs:117:9
Nov 28 21:53:53.420 INFO [stderr]     |
Nov 28 21:53:53.420 INFO [stderr] 117 |         write!(t, "[{}] ", record.module_path().unwrap_or("?"));
Nov 28 21:53:53.420 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 21:53:53.421 INFO [stderr]     |
Nov 28 21:53:53.421 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 28 21:53:53.421 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 21:53:53.421 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 28 21:53:53.421 INFO [stderr] 
Nov 28 21:53:54.812 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.56s
Nov 28 21:53:54.812 INFO [stderr] su: No module specific data is present
Nov 28 21:53:55.326 INFO running `"docker" "inspect" "896b427f709f4b8217f847f34e42e23ea195e7c9c5805bc03c81a7f8de631a12"`
Nov 28 21:53:55.604 INFO running `"docker" "rm" "-f" "896b427f709f4b8217f847f34e42e23ea195e7c9c5805bc03c81a7f8de631a12"`
Nov 28 21:53:55.864 INFO [stdout] 896b427f709f4b8217f847f34e42e23ea195e7c9c5805bc03c81a7f8de631a12